﻿#region Copyright (c) 2003 - 2008, Andreas Mueller
/////////////////////////////////////////////////////////////////////////////////////////
// 
// Copyright (c) 2003 - 2008, Andreas Mueller.
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// which accompanies this distribution, and is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// Contributors:
//    Andreas Mueller - initial API and implementation
//
// 
// This software is derived from software bearing the following
// restrictions:
// 
// Copyright (c) 1994
// Hewlett-Packard Company
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Hewlett-Packard Company makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// Copyright (c) 1996,1997
// Silicon Graphics Computer Systems, Inc.
// 
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.  Silicon Graphics makes no
// representations about the suitability of this software for any
// purpose.  It is provided "as is" without express or implied warranty.
// 
// 
// (C) Copyright Nicolai M. Josuttis 1999.
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
// 
/////////////////////////////////////////////////////////////////////////////////////////
#endregion

using System;
using System.Collections.Generic;
using NUnit.Framework;
using NUnit.Framework.SyntaxHelpers;
using System.Collections;

namespace NStl.NUnit.ContainerFixture.HashSet
{
    [TestFixture, Obsolete]
    public class HashSetFixture
    {
        private Collections.HashSet<string> hashSet;
        [SetUp]
        public void SetUp()
        {
            hashSet = new Collections.HashSet<string>();
            for (int i = 0; i < 6; ++i)
                hashSet.Insert(i.ToString());
        }
        [Test]
        public void Count()
        {
            Assert.That(hashSet, Has.Count(6));
        }
        [Test]
        public void Find()
        {
            Assert.That(hashSet.Find("5").Value, Is.EqualTo("5"));
        }
        [Test]
        public void FindFails()
        {
            Assert.That(hashSet.Find("42"), Is.EqualTo(hashSet.End()));
        }
        [Test]
        public void FindFailsKeyIsNull()
        {
            Assert.That(hashSet.Find(null), Is.EqualTo(hashSet.End()));
        }
        [Test]
        public void FindKeyIsNull()
        {
            hashSet.Insert(null);
            Collections.HashSet<string>.Iterator it = hashSet.Find(null);
            Assert.That(it, Is.Not.EqualTo(hashSet.End()));
        }
        [Test]
        public void Clear()
        {
            Assert.That(hashSet, Is.Not.Empty);
            hashSet.Clear();
            Assert.That(hashSet, Is.Empty);
        }
        [Test]
        public void Empty()
        {
            Assert.That(hashSet.Empty, Is.False);
            hashSet = new Collections.HashSet<string>();
            Assert.That(hashSet.Empty, Is.True);
        }
        [Test]
        public void Swap()
        {
            List<int> v1 = new List<int> {0, 1, 2, 3, 4};

            Collections.HashSet<int> m1 = new Collections.HashSet<int>( v1);

            List<int> v2 = new List<int> {5, 6, 7, 8};
            Collections.HashSet<int> m2 = new Collections.HashSet<int>( v2);

            m1.Swap(m2);

            Assert.That(m1, Is.EqualTo(v2));
            Assert.That(m2, Is.EqualTo(v1));
        }
        [Test]
        public void ToArray()
        {
            ICollection clone = hashSet.ToArray();
            Assert.That(hashSet, Is.EqualTo(clone));
        }
        [Test]
        public void CopyTo()
        {
            string[] clone = new string[hashSet.Count];
            hashSet.CopyTo(clone, 0);
            Assert.That(hashSet, Is.EqualTo(clone));
        }
    }
}
